Camera-supporting platform insert for camera bags



FIG. 1 is a perspective view of a camera-supporting platform insert for camera bags, embodying my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is an end elevational view; and

FIG. 4 is a top plan view. 

The ornamental design for a camera-supporting platform insert for camera bags, as shown. 